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console: rework DisplaySurface handling [vga emu side] 

Decouple DisplaySurface allocation & deallocation from DisplayState.
Replace dpy_gfx_resize + dpy_gfx_setdata with a dpy_gfx_replace_surface
function.

This handles the graphic hardware emulation.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2013-02-28 10:48:02 +01:00
parent 468dfd6de2
commit da229ef3b3
8 changed files with 54 additions and 84 deletions
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7
hw/arm/nseries.c
View File

@ -1290,7 +1290,6 @@ static void n8x0_init(QEMUMachineInitArgs *args,
MemoryRegion *sysmem = get_system_memory();
struct n800_s *s = (struct n800_s *) g_malloc0(sizeof(*s));
int sdram_size = binfo->ram_size;
DisplayState *ds;
s->mpu = omap2420_mpu_init(sysmem, sdram_size, args->cpu_model);
@ -1370,12 +1369,6 @@ static void n8x0_init(QEMUMachineInitArgs *args,
n800_setup_nolo_tags(nolo_tags);
cpu_physical_memory_write(OMAP2_SRAM_BASE, nolo_tags, 0x10000);
}
/* FIXME: We shouldn't really be doing this here. The LCD controller
will set the size once configured, so this just sets an initial
size until the guest activates the display. */
ds = get_displaystate();
ds->surface = qemu_resize_displaysurface(ds, 800, 480);
dpy_gfx_resize(ds);
}
static struct arm_boot_info n800_binfo = {

7
hw/arm/palm.c
View File

@ -205,7 +205,6 @@ static void palmte_init(QEMUMachineInitArgs *args)
static uint32_t cs2val = 0x0000e1a0;
static uint32_t cs3val = 0xe1a0e1a0;
int rom_size, rom_loaded = 0;
DisplayState *ds = get_displaystate();
MemoryRegion *flash = g_new(MemoryRegion, 1);
MemoryRegion *cs = g_new(MemoryRegion, 4);
@ -268,12 +267,6 @@ static void palmte_init(QEMUMachineInitArgs *args)
palmte_binfo.initrd_filename = initrd_filename;
arm_load_kernel(mpu->cpu, &palmte_binfo);
}
/* FIXME: We shouldn't really be doing this here. The LCD controller
will set the size once configured, so this just sets an initial
size until the guest activates the display. */
ds->surface = qemu_resize_displaysurface(ds, 320, 320);
dpy_gfx_resize(ds);
}
static QEMUMachine palmte_machine = {

12
hw/qxl-render.c
View File

@ -98,6 +98,7 @@ static void qxl_set_rect_to_surface(PCIQXLDevice *qxl, QXLRect *area)
static void qxl_render_update_area_unlocked(PCIQXLDevice *qxl)
{
VGACommonState *vga = &qxl->vga;
DisplaySurface *surface;
int i;
if (qxl->guest_primary.resized) {
@ -112,8 +113,7 @@ static void qxl_render_update_area_unlocked(PCIQXLDevice *qxl)
qxl->guest_primary.bytes_pp,
qxl->guest_primary.bits_pp);
if (qxl->guest_primary.qxl_stride > 0) {
qemu_free_displaysurface(vga->ds);
vga->ds->surface = qemu_create_displaysurface_from
surface = qemu_create_displaysurface_from
(qxl->guest_primary.surface.width,
qxl->guest_primary.surface.height,
qxl->guest_primary.bits_pp,
@ -121,11 +121,11 @@ static void qxl_render_update_area_unlocked(PCIQXLDevice *qxl)
qxl->guest_primary.data,
false);
} else {
qemu_resize_displaysurface(vga->ds,
qxl->guest_primary.surface.width,
qxl->guest_primary.surface.height);
surface = qemu_create_displaysurface
(qxl->guest_primary.surface.width,
qxl->guest_primary.surface.height);
}
dpy_gfx_resize(vga->ds);
dpy_gfx_replace_surface(vga->ds, surface);
}
for (i = 0; i < qxl->num_dirty_rects; i++) {
if (qemu_spice_rect_is_empty(qxl->dirty+i)) {

17
hw/vga.c
View File

@ -1691,11 +1691,11 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
height != s->last_height ||
s->last_depth != depth) {
if (depth == 32 || (depth == 16 && !byteswap)) {
qemu_free_displaysurface(s->ds);
s->ds->surface = qemu_create_displaysurface_from(disp_width, height, depth,
s->line_offset,
DisplaySurface *surface;
surface = qemu_create_displaysurface_from(disp_width,
height, depth, s->line_offset,
s->vram_ptr + (s->start_addr * 4), byteswap);
dpy_gfx_resize(s->ds);
dpy_gfx_replace_surface(s->ds, surface);
} else {
qemu_console_resize(s->ds, disp_width, height);
}
@ -1709,12 +1709,11 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
} else if (is_buffer_shared(s->ds->surface) &&
(full_update || ds_get_data(s->ds) != s->vram_ptr
+ (s->start_addr * 4))) {
qemu_free_displaysurface(s->ds);
s->ds->surface = qemu_create_displaysurface_from(disp_width,
height, depth,
s->line_offset,
DisplaySurface *surface;
surface = qemu_create_displaysurface_from(disp_width,
height, depth, s->line_offset,
s->vram_ptr + (s->start_addr * 4), byteswap);
dpy_gfx_setdata(s->ds);
dpy_gfx_replace_surface(s->ds, surface);
}
s->rgb_to_pixel =

8
hw/xenfb.c
View File

@ -703,6 +703,7 @@ static void xenfb_send_refresh_period(struct XenFB *xenfb, int period)
static void xenfb_update(void *opaque)
{
struct XenFB *xenfb = opaque;
DisplaySurface *surface;
int i;
if (xenfb->c.xendev.be_state != XenbusStateConnected)
@ -753,21 +754,20 @@ static void xenfb_update(void *opaque)
case 16:
case 32:
/* console.c supported depth -> buffer can be used directly */
qemu_free_displaysurface(xenfb->c.ds);
xenfb->c.ds->surface = qemu_create_displaysurface_from
surface = qemu_create_displaysurface_from
(xenfb->width, xenfb->height, xenfb->depth,
xenfb->row_stride, xenfb->pixels + xenfb->offset,
false);
break;
default:
/* we must convert stuff */
qemu_resize_displaysurface(xenfb->c.ds, xenfb->width, xenfb->height);
surface = qemu_create_displaysurface(xenfb->width, xenfb->height);
break;
}
dpy_gfx_replace_surface(xenfb->c.ds, surface);
xen_be_printf(&xenfb->c.xendev, 1, "update: resizing: %dx%d @ %d bpp%s\n",
xenfb->width, xenfb->height, xenfb->depth,
is_buffer_shared(xenfb->c.ds->surface) ? " (shared)" : "");
dpy_gfx_resize(xenfb->c.ds);
xenfb->up_fullscreen = 1;
}

11
include/ui/console.h
View File

@ -210,11 +210,8 @@ DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
PixelFormat qemu_different_endianness_pixelformat(int bpp);
PixelFormat qemu_default_pixelformat(int bpp);
DisplaySurface *qemu_create_displaysurface(DisplayState *ds,
int width, int height);
DisplaySurface *qemu_resize_displaysurface(DisplayState *ds,
int width, int height);
void qemu_free_displaysurface(DisplayState *ds);
DisplaySurface *qemu_create_displaysurface(int width, int height);
void qemu_free_displaysurface(DisplaySurface *surface);
static inline int is_surface_bgr(DisplaySurface *surface)
{
@ -236,8 +233,8 @@ void register_displaychangelistener(DisplayState *ds,
void unregister_displaychangelistener(DisplayChangeListener *dcl);
void dpy_gfx_update(DisplayState *s, int x, int y, int w, int h);
void dpy_gfx_resize(DisplayState *s);
void dpy_gfx_setdata(DisplayState *s);
void dpy_gfx_replace_surface(DisplayState *s,
DisplaySurface *surface);
void dpy_refresh(DisplayState *s);
void dpy_gfx_copy(struct DisplayState *s, int src_x, int src_y,
int dst_x, int dst_y, int w, int h);

5
trace-events
View File

@ -958,8 +958,9 @@ dma_bdrv_cb(void *dbs, int ret) "dbs=%p ret=%d"
dma_map_wait(void *dbs) "dbs=%p"
# console.h
displaysurface_free(void *display_state, void *display_surface) "state=%p surface=%p"
displaysurface_resize(void *display_state, void *display_surface, int width, int height) "state=%p surface=%p %dx%d"
displaysurface_create(void *display_surface, int w, int h) "surface=%p, %dx%d"
displaysurface_create_from(void *display_surface, int w, int h, int bpp, int swap) "surface=%p, %dx%d, bpp %d, bswap %d"
displaysurface_free(void *display_surface) "surface=%p"
displaychangelistener_register(void *dcl, const char *name) "%p [ %s ]"
displaychangelistener_unregister(void *dcl, const char *name) "%p [ %s ]"

71
ui/console.c
View File

@ -1099,8 +1099,9 @@ void console_select(unsigned int index)
}
active_console = s;
if (ds->have_gfx) {
ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height);
dpy_gfx_resize(ds);
DisplaySurface *surface;
surface = qemu_create_displaysurface(s->g_width, s->g_height);
dpy_gfx_replace_surface(ds, surface);
}
if (ds->have_text) {
dpy_text_resize(ds, s->width, s->height);
@ -1316,34 +1317,24 @@ static void qemu_alloc_display(DisplaySurface *surface, int width, int height,
#endif
}
DisplaySurface *qemu_create_displaysurface(DisplayState *ds,
int width, int height)
DisplaySurface *qemu_create_displaysurface(int width, int height)
{
DisplaySurface *surface = g_new0(DisplaySurface, 1);
int linesize = width * 4;
trace_displaysurface_create(surface, width, height);
qemu_alloc_display(surface, width, height, linesize,
qemu_default_pixelformat(32), 0);
return surface;
}
DisplaySurface *qemu_resize_displaysurface(DisplayState *ds,
int width, int height)
{
int linesize = width * 4;
trace_displaysurface_resize(ds, ds->surface, width, height);
qemu_alloc_display(ds->surface, width, height, linesize,
qemu_default_pixelformat(32), 0);
return ds->surface;
}
DisplaySurface *qemu_create_displaysurface_from(int width, int height, int bpp,
int linesize, uint8_t *data,
bool byteswap)
{
DisplaySurface *surface = g_new0(DisplaySurface, 1);
trace_displaysurface_create_from(surface, width, height, bpp, byteswap);
if (byteswap) {
surface->pf = qemu_different_endianness_pixelformat(bpp);
} else {
@ -1364,14 +1355,14 @@ DisplaySurface *qemu_create_displaysurface_from(int width, int height, int bpp,
return surface;
}
void qemu_free_displaysurface(DisplayState *ds)
void qemu_free_displaysurface(DisplaySurface *surface)
{
trace_displaysurface_free(ds, ds->surface);
if (ds->surface == NULL) {
if (surface == NULL) {
return;
}
qemu_pixman_image_unref(ds->surface->image);
g_free(ds->surface);
trace_displaysurface_free(surface);
qemu_pixman_image_unref(surface->image);
g_free(surface);
}
void register_displaychangelistener(DisplayState *ds,
@ -1414,24 +1405,19 @@ void dpy_gfx_update(DisplayState *s, int x, int y, int w, int h)
}
}
void dpy_gfx_resize(DisplayState *s)
void dpy_gfx_replace_surface(DisplayState *s,
DisplaySurface *surface)
{
DisplaySurface *old_surface = s->surface;
struct DisplayChangeListener *dcl;
s->surface = surface;
QLIST_FOREACH(dcl, &s->listeners, next) {
if (dcl->ops->dpy_gfx_resize) {
dcl->ops->dpy_gfx_resize(dcl, s);
}
}
}
void dpy_gfx_setdata(DisplayState *s)
{
struct DisplayChangeListener *dcl;
QLIST_FOREACH(dcl, &s->listeners, next) {
if (dcl->ops->dpy_gfx_setdata) {
dcl->ops->dpy_gfx_setdata(dcl, s);
}
}
qemu_free_displaysurface(old_surface);
}
void dpy_refresh(DisplayState *s)
@ -1521,6 +1507,7 @@ bool dpy_cursor_define_supported(struct DisplayState *s)
static void dumb_display_init(void)
{
DisplayState *ds = g_malloc0(sizeof(DisplayState));
DisplaySurface *surface;
int width = 640;
int height = 480;
@ -1528,7 +1515,9 @@ static void dumb_display_init(void)
width = active_console->g_width;
height = active_console->g_height;
}
ds->surface = qemu_create_displaysurface(ds, width, height);
surface = qemu_create_displaysurface(width, height);
dpy_gfx_replace_surface(ds, surface);
register_displaystate(ds);
}
@ -1561,22 +1550,19 @@ DisplayState *graphic_console_init(vga_hw_update_ptr update,
{
QemuConsole *s;
DisplayState *ds;
DisplaySurface *surface;
ds = (DisplayState *) g_malloc0(sizeof(DisplayState));
ds->surface = qemu_create_displaysurface(ds, 640, 480);
s = new_console(ds, GRAPHIC_CONSOLE);
if (s == NULL) {
qemu_free_displaysurface(ds);
g_free(ds);
return NULL;
}
s->hw_update = update;
s->hw_invalidate = invalidate;
s->hw_screen_dump = screen_dump;
s->hw_text_update = text_update;
s->hw = opaque;
surface = qemu_create_displaysurface(640, 480);
dpy_gfx_replace_surface(ds, surface);
register_displaystate(ds);
return ds;
}
@ -1752,8 +1738,9 @@ void qemu_console_resize(DisplayState *ds, int width, int height)
s->g_width = width;
s->g_height = height;
if (is_graphic_console()) {
ds->surface = qemu_resize_displaysurface(ds, width, height);
dpy_gfx_resize(ds);
DisplaySurface *surface;
surface = qemu_create_displaysurface(width, height);
dpy_gfx_replace_surface(ds, surface);
}
}